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(!!!!) (Best Single #3) 12BH7A RCA NOS 1971 (8.8/12ma)

(!!!!) (Best Single #3) 12BH7A RCA NOS 1971 (8.8/12ma)

$ 59.99
(!!!!) (Best Single #3) 6SN7GTB RCA branded Wards Super Airline NOS 1959 (9.0/9.2ma)

(!!!!) (Best Single #3) 6SN7GTB RCA branded Wards Super Airline NOS 1959 (9.0/9.2ma)

$ 64.99
(!!!!) (Best Single #3) 7581A GE NOS 1979 (76ma)

(!!!!) (Best Single #3) 7581A GE NOS 1979 (76ma)

$ 139.99
(!!!!) (Best Single #3) EF804S Telefunken Germany <> bottom NOS 1965 (2.9ma) (V72 / V76 preamp)

(!!!!) (Best Single #3) EF804S Telefunken Germany <> bottom NOS 1965 (2.9ma) (V72 / V76 preamp)

$ 224.99
(!!!!) (Best Single #3) JHS-5687WA Sylvania NOS

(!!!!) (Best Single #3) JHS-5687WA Sylvania NOS "U" getter 1960 (37.4/36ma)

$ 64.99
(!!!!) (BEST SINGLE #4) 5670=2C51 GE NOS

(!!!!) (BEST SINGLE #4) 5670=2C51 GE NOS "D" getter 1950's rebranded National 1970's (8.6/6.2ma)

$ 34.99
(!!!!) (Best Single #4) 6SN7GTB RCA NOS 1964 (9.2/8.0ma)

(!!!!) (Best Single #4) 6SN7GTB RCA NOS 1964 (9.2/8.0ma)

$ 69.99
(!!!!) (Best Single #4) ECC802S=12AU7 Telefunken Germany <> bottom NOS 1963 good printing (9.4ma and 10.7ma)

(!!!!) (Best Single #4) ECC802S=12AU7 Telefunken Germany <> bottom NOS 1963 good printing (9.4ma and 10.7ma)

$ 748.88
(!!!!) (BEST SINGLE #5) 5670=2C51 GE NOS

(!!!!) (BEST SINGLE #5) 5670=2C51 GE NOS "D" getter 1950's rebranded National 1970's (6.8/10.6ma)

$ 34.99
(!!!!) (Best Single 1956) 12AX7 GE Motorola tall gray ribbed plates

(!!!!) (Best Single 1956) 12AX7 GE Motorola tall gray ribbed plates "U" getter 1956 like new (Gm=1700/2000 and 1.6/2.1ma)

$ 139.99
(!!!!) (Best Single 1958) 6922 Amperex Holland curved

(!!!!) (Best Single 1958) 6922 Amperex Holland curved "D" getter 1958 NOS (16.2/17.8ma) (same sonics as pinched waist version)

$ 299.99
(!!!!) (Best Single 1960) 12AX7 GE tall gray ribbed plates

(!!!!) (Best Single 1960) 12AX7 GE tall gray ribbed plates "U" getter NOS 1960 (Gm=1700/1600 and 1.5/1.1ma)

$ 109.99
(!!!!) (Best Single 1960) 12AX7 Westinghouse NOS gray pinched plates

(!!!!) (Best Single 1960) 12AX7 Westinghouse NOS gray pinched plates "D" getter 1960 era (Gm=1600/1800 and 1.2/1.5ma)

$ 99.99
(!!!!) (Best Single 1961) 12AX7=ECC83 Philips Miniwatt Holland 1961 large

(!!!!) (Best Single 1961) 12AX7=ECC83 Philips Miniwatt Holland 1961 large "O" getter halo NOS (1.8/1.3ma and Gm=2100/1700)

$ 189.99
(!!!!) (Best Single 1966) 12AX7 Philips Holland NOS 1966 (Gm=1700/2100 and 1.2/1.7ma)

(!!!!) (Best Single 1966) 12AX7 Philips Holland NOS 1966 (Gm=1700/2100 and 1.2/1.7ma)

$ 159.99
(!!!!) (Best Single) 12AX7A Sylvania red print NOS 1960's (Gm=3000/3500 and 2.5/2.9ma)

(!!!!) (Best Single) 12AX7A Sylvania red print NOS 1960's (Gm=3000/3500 and 2.5/2.9ma)

$ 89.99
(!!!!) (BEST SINGLE) 5U4GB Raytheon

(!!!!) (BEST SINGLE) 5U4GB Raytheon "O" getter NOS 1962 (58/40 and 60/40)

$ 49.99
(!!!!) (Best Single) 6550 Tungsol branded RCA NOS vented plate NOS 1965 (130ma) (Recommended for Audio Research Ref power supply)

(!!!!) (Best Single) 6550 Tungsol branded RCA NOS vented plate NOS 1965 (130ma) (Recommended for Audio Research Ref power supply)

$ 329.99
(!!!!) (Best Single) 6DJ8=ECC88 Philips Holland NOS 1967 (15.4/16.0ma) (sweet sound)

(!!!!) (Best Single) 6DJ8=ECC88 Philips Holland NOS 1967 (15.4/16.0ma) (sweet sound)

$ 139.99
(!!!!) (Best Single) 6SN7GTB RCA branded GE NOS 1970 (9.0/9.2ma)

(!!!!) (Best Single) 6SN7GTB RCA branded GE NOS 1970 (9.0/9.2ma)

$ 69.99
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